Onder andere met: Kristjan Markersen (Topper), Erik Petersén (Viggo), Axel Strøbye (Mr. Lejon), Birgit Sadolin (Mrs. Lejon), Kirsten Rolffes (Mrs. Flora), Egon Stoldt (Mr. Holm), Ole Meyer (Erling), Judy Gringer (Topper`s Aunt), Jørgen Kiil (Police Lieutenant), Leif Sylvester (Topper`s Father), Peter Steen (Fire Chief), Erik Paaske (Zoo executive), Jannie Faurschou (Teacher), Jan Zangenberg (Baker), Margrethe Koytu (Baker`s Wife),